Continuous-time additive Hopfield-type neural networks with impulses H Akca, R Alassar, V Covachev Elsevier, 2003 | 240 | 2003 |

Impulsive differential equations with a small parameter V ry Covachev World Scientific, 1994 | 168 | 1994 |

Impulsive functional-differential equations with nonlocal conditions H Akça, A Boucherif, V Covachev International Journal of Mathematics and Mathematical Sciences 29 (5), 251-256, 2002 | 51 | 2002 |

Stability under persistent disturbances of impulsive differential-difference equations of neutral type DD Bainov, VC Covachev, IM Stamova Journal of Mathematical Analysis and Applications 187 (3), 790-808, 1994 | 42 | 1994 |

Discrete counterparts of continuous-time additive Hopfield-type neural networks with impulses H Akça, V Covachev, Z Covacheva Dynamic Systems and Applications 13 (1), 77-92, 2004 | 29 | 2004 |

Global asymptotic stability of Cohen-Grossberg neural networks of neutral type H Akça, V Covachev, Z Covacheva Нелінійні коливання, 2014 | 28 | 2014 |

Estimates of the solutions of impulsive quasilinear functional differential equations D Bainov, V Covachev, I Stamova Annales de la Faculté des sciences de Toulouse: Mathématiques 12 (2), 149-161, 1991 | 21 | 1991 |

Difference approximations for impulsive differential equations V Covachev, H Akça, F Yeniçerioğlu Applied mathematics and computation 121 (2-3), 383-390, 2001 | 17 | 2001 |

COMMON AND DIFFERENT FEATURES BETWEEN THE BEHAVIOR OF THE CHAOTIC DYNAMICAL SYSTEMS AND THE 1/f^{α}-TYPE NOISEMK Koleva, VC Covachev Fluctuation and Noise Letters 1 (02), R131-R149, 2001 | 16 | 2001 |

Survey on wavelet transform and application in ODE and wavelet networks H Akca, MH Al-Lail, V Covachev Advances in Dynamical Systems and Applications 1 (2), 129-162, 2006 | 15 | 2006 |

Complex vector functional equations I Risteski, V ry Covachev World Scientific, 2001 | 15 | 2001 |

Discrete-time counterparts of impulsive Cohen-Grossberg neural networks of neutral type V Covachev, H Akça, M Sarr Dynamic Publishers, 2011 | 12 | 2011 |

Discrete-time Cohen-Grossberg neural networks with transmission delays and impulses S Mohamad, H Akça, V Covachev Tatra Mountains Mathematical Publications 43 (1), 145-161, 2009 | 12 | 2009 |

Periodic solutions of impulsive systems with a small delay DD Bainov, VC Covachev Journal of Physics A: Mathematical and General 27 (16), 5551, 1994 | 11 | 1994 |

Impulsive Cohen-Grossberg neural networks with S-type distributed delays H Akça, V Covachev Tatra Mountains Mathematical Publications 48 (1), 1-13, 2011 | 9 | 2011 |

Global exponential periodicity for discrete-time Hopfield neural networks with finite distributed delays and impulses H Akça, V Covachev, Z Covacheva, S Mohamad Further Progress In Analysis, 635-644, 2009 | 9 | 2009 |

On existence of solutions of semilinear impulsive functional differential equations with nonlocal conditions H Akça, V Covachev, E Al-Zahrani Recent Advances in Operator Theory, Operator Algebras, and their …, 2005 | 9 | 2005 |

On some general classes of partial linear complex vector functional equations IB Risteski, VC Covachev SUT Journal of Mathematics 36 (2), 105-146, 2000 | 9 | 2000 |

Discrete-time impulsive Hopfield neural networks with finite distributed delays H Akça, R Alassar, V Covachev, HA Yurtsever Computer Assisted Mechanics and Engineering Sciences 14 (2), 145-158, 2007 | 8 | 2007 |

Stability of neural networks with time varying delays in the presence of impulses H Akça, R Alassar, V Covachev Research India Publications, 2006 | 8 | 2006 |